Tumor Definition

to͝omər, tyo͝o-
tumors
noun
tumors
A swelling on some part of the body.
Webster's New World
A mass of new tissue growth independent of its surrounding structures, having no physiological function; neoplasm: such tumors are classified as benign or malignant.
Webster's New World
High-flown language; bombast.
Webster's New World

Other Word Forms of Tumor

Noun

Singular:
tumor
Plural:
tumors

Origin of Tumor

  • From Old French tumour, from Latin tumor (“swelling"), from tumeō (“I bulge, swell"). English usage attested since the 16th century.

    From Wiktionary

  • Middle English tumour from Latin tumor from tumēre to swell teuə- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

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